Tag Archives: groovy

Birth of a simulation engine
Mmm, okay, so it’s back to the drawing board for Design Phase Deux. I want to run trading simulation sessions using different strategies. Each session will consist of different runs, where certain parameter values will be [...]

Approved by the League of Agile Methodology Experts
Like, let me go ahead and confirm the results of Grails Finance 0.3. In statistics there is the notion of correlation. In the case of a non normal distribution, it seems most appropriate [...]

So now that I have historical data in my database, it’s time to have a good look at it. One popular way is to represent the data in a chart. Creating graphs on your own from scratch is a lot [...]

Last week I made a scaffolded Grails finance application. This week I will fill the database with historical price data from Google Finance.
Model Changes
I needed to change the model a bit. I changed the name of the DateTime field and [...]

Grails is an automagical RAD web application framework in the style of Ruby on Rails. Grails uses Groovy as its main language. You could also substitute it with Java, but that would be less fun. As an example I made [...]